/Engine/Plugins/FX/Niagara/Source/NiagaraEditor/Public/ViewModels/NiagaraParameterPanelViewModel.h
virtual void GetChangeNamespaceModifierSubMenu ( [FMenuBuilder](API\Runtime\Slate\Framework\MultiBox\FMenuBuilder) & MenuBuilder, bool bDuplicateParameter, [FNiagaraParameterPanelItem](API\Plugins\NiagaraEditor\FNiagaraParameterPanelItem) Item )